Known simply as Rabbi. He was the first acknowledged Patriarch (Nasi) responsible for both the Sanhedrin and for acting as the political head of the community. For the most part, Patriarchs like Judah the Prince were chosen from descendents of Hillel. The last Hillelite Patriarch was Gamliel VI (b.370- d.425). Judah HaNasi's greatest contribution was collecting and codifying the Mishna.